directional
adjective Date: 1842 1. of, relating to, or indicating direction in space: a. suitable for detecting the direction from which radio signals come or for sending out radio signals in one direction only <
a directional antenna
>
b. operating most effectively in a particular direction <
a directional microphone
>
2. relating to direction or guidance especially of thought or effort • directionality noun

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • direcţional — DIRECŢIONÁL, Ă, direcţionali, e, adj. Care arată direcţia; care emite într o singură direcţie. [pr.: ţi o ] – Din fr. directionnel. Trimis de LauraGellner, 13.07.2004. Sursa: DEX 98  DIRECŢIONÁL adj. (fiz.) directiv. (Raze direcţional.) Trimis… …   Dicționar Român

  • directional — adj. 1. of or pertaining to direction (definition 2). [WordNet 1.5] 2. serving to indicate direction. [PJC] 3. (Radio) transmitting radio signals in a specific direction, or receiving signals only from a narrow angle of directions, thus serving… …   The Collaborative International Dictionary of English

  • directional — [də rek′shə nəl, dī rek′shə nəl] adj. 1. of, aimed at, or indicating (a specific) direction 2. designed for radiating or receiving radio signals most effectively in one or more particular directions [a directional antenna] 3. designed to pick up… …   English World dictionary

  • directional — [[t]daɪre̱kʃən(ə)l, dɪr [/t]] 1) ADJ GRADED If something such as a radio aerial, microphone, or loudspeaker is directional, it works most effectively in one direction, rather than equally in all directions at once. [TECHNICAL] Dish aerials are… …   English dictionary

  • directional — directionality, n. directionally, adv. /di rek sheuh nl, duy /, adj. 1. of, pertaining to, or indicating direction in space. 2. Radio. adapted for determining the direction of signals received, or for transmitting signals in a given direction: a… …   Universalium

  • directional — adj. Directional is used with these nouns: ↑microphone …   Collocations dictionary

  • directional — di|rec|tion|al [dıˈrekʃənəl, daı ] adj technical 1.) relating to the direction in which something is pointing or moving 2.) a directional piece of equipment receives or gives out radio signals from some directions more strongly than others …   Dictionary of contemporary English

  • directional — di|rec|tion|al [ dı rekʃənl, daı rekʃənl ] adjective TECHNICAL 1. ) relating to or pointing in a particular direction 2. ) designed to send or receive radio signals better in one direction than in others: a directional microphone/antenna …   Usage of the words and phrases in modern English

  • directional — Has no meaning but looks good when used by posers This report is realistic, timely and directional in its approach …   Dictionary of american slang

  • directional — Has no meaning but looks good when used by posers This report is realistic, timely and directional in its approach …   Dictionary of american slang

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